31289571

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{733}}^1$

素因数の和:793

約数の個数: 40

約数和(自身を含む): 51156864

約数和(自身を除く): 19867293

約数列:

[1, 3, 9, 17, 27, 31, 51, 81, 93, 153, 279, 459, 527, 733, 837, 1377, 1581, 2199, 2511, 4743, 6597, 12461, 14229, 19791, 22723, 37383, 42687, 59373, 68169, 112149, 204507, 336447, 386291, 613521, 1009341, 1158873, 1840563, 3476619, 10429857, 31289571]

約数ペア:

[(1, 31289571), (3, 10429857), (9, 3476619), (17, 1840563), (27, 1158873), (31, 1009341), (51, 613521), (81, 386291), (93, 336447), (153, 204507), (279, 112149), (459, 68169), (527, 59373), (733, 42687), (837, 37383), (1377, 22723), (1581, 19791), (2199, 14229), (2511, 12461), (4743, 6597)]